code: def export_gather_2d_indices() -> None:
      node = onnx.helper.make_node(
          "Gather",
          inputs=["data", "indices"],
          outputs=["y"],
          axis=1,
      )
      data = np.random.randn(3, 3).astype(np.float32)
      indices = np.array([[0, 2]])
      y = np.take(data, indices, axis=1)
  
      expect(
          node,
          inputs=[data, indices.astype(np.int64)],
          outputs=[y],
          name="test_gather_2d_indices",
      )
  
file_path: onnx/onnx/backend/test/case/node/gather.py
imports: import numpy
  import onnx
  from onnx.backend.test.case.base import Base
  from onnx.backend.test.case.node import expect
label_desc: Use image node_id 3 for calling the Gather obj's underlying member method code with example usage: obj.export_gather_2d_indices() without return types